O Amer-yhtymä Oy Weilin+Göös | O. Benneker Scene Group/Person | Oak | Oakla Publishing |
Oasis Scene Group/Person |
OB PROJECT
Scene Group/Person
|
Obik Business Consultants | Obunsha |
Ocean
|
ODIN Software | Odisea Software | Odyssey Systems |
Office Pasta Scene Group/Person | OGS Scene Group/Person | Okawa cram school | Olav Dienst |
Old Games | Oleg Shamshura Scene Group/Person | Olivier Alexis | Olympia |
Olympia Soft Scene Group/Person | Omega Scene Group/Person | Omega system | Omikron |
OMK Software | Omnisoft Scene Group/Person | Omnium Scene Group/Person | Omori Electric Company (OEC) |
Omrikron | Omron |
Onaki
|
One-Person Group Scene Group/Person |